<?php

class CategoryController extends Controller
{
	/**
	 * @var string the default layout for the views. Defaults to '//layouts/column2', meaning
	 * using two-column layout. See 'protected/views/layouts/column2.php'.
	 */
	public $layout='//layouts/admin/nonav_column1';

	/**
	 * @return array action filters
	 */
	public function filters()
	{
		return array(
			'accessControl', // perform access control for CRUD operations
		);
	}

	/**
	 * Specifies the access control rules.
	 * This method is used by the 'accessControl' filter.
	 * @return array access control rules
	 */
	public function accessRules()
	{
		return array(
		/*			array('allow',  // allow all users to perform 'index' and 'view' actions
		 'actions'=>array('index','view'),
		 'users'=>array('*'),
			),*/
		array('allow', // allow authenticated user to perform 'create' and 'update' actions
				'actions'=>array('create','update','course','wish','delete','index'),
				'users'=>array('@'),
		),
		array('allow', // allow admin user to perform 'admin' and 'delete' actions
				'actions'=>array('admin'),
				'users'=>array('admin'),
		),
		array('deny',  // deny all users
				'users'=>array('*'),
		),
		);
	}

	/**
	 * Displays a particular model.
	 * @param integer $id the ID of the model to be displayed
	 */
	public function actionView($id)
	{
		$this->render('view',array(
			'model'=>$this->loadModel($id),
		));
	}

	/**
	 * Creates a new model.
	 * If creation is successful, the browser will be redirected to the 'view' page.
	 */
	public function actionCreate()
	{
		$model=new Category;

		// Uncomment the following line if AJAX validation is needed
		// $this->performAjaxValidation($model);

		if(isset($_POST['Category']))
		{
           
			$model->attributes=$_POST['Category'];
			if($model->save())
			$this->redirect(array('index','type'=>$model->type));
		}

		$this->render('create',array(
			'model'=>$model,
		));
	}

	/**
	 * Updates a particular model.
	 * If update is successful, the browser will be redirected to the 'view' page.
	 * @param integer $id the ID of the model to be updated
	 */
	public function actionUpdate($id){
		$model=$this->loadModel($id);

		// Uncomment the following line if AJAX validation is needed
		// $this->performAjaxValidation($model);

		if(isset($_POST['Category']))
		{
			$model->attributes=$_POST['Category'];
			$model->type="course";
			if($model->save()){
				Yii::app()->user->setFlash('success','操作成功');

				$this->redirect(array('index','id'=>$model->id));
			}
		}

		$this->render('update',array(
			'model'=>$model,
		));
	}

	/**
	 * Deletes a particular model.
	 * If deletion is successful, the browser will be redirected to the 'admin' page.
	 * @param integer $id the ID of the model to be deleted
	 */
	public function actionDelete($id)
	{
		//		if(Yii::app()->request->isPostRequest)
		//		{
		// we only allow deletion via POST request
			if($this->loadModel($id)->delete()){
				Yii::app()->user->setFlash('success','操作成功');
			};

			// if AJAX request (triggered by deletion via admin grid view), we should not redirect the browser
			if(!isset($_GET['ajax']))
			$this->redirect(isset($_POST['returnUrl']) ? $_POST['returnUrl'] : array('index'));
			//		}
			//		else
			//			throw new CHttpException(400,'Invalid request. Please do not repeat this request again.');
		}

		/**
		 * Lists all models.
		 */
		public function actionIndex()
		{
			$model = new Category();
			$this->render("index",array('model'=>$model,'type'=>'course'));
		}

		/**
		 * Manages all models.
		 */
		public function actionAdmin()
		{
			$model=new Category('search');
			$model->unsetAttributes();  // clear any default values
			if(isset($_GET['Category']))
			$model->attributes=$_GET['Category'];

			$this->render('admin',array(
			'model'=>$model,
			));
		}

		/**
		 * Returns the data model based on the primary key given in the GET variable.
		 * If the data model is not found, an HTTP exception will be raised.
		 * @param integer the ID of the model to be loaded
		 */
		public function loadModel($id)
		{
			$model=Category::model()->findByPk($id);
			if($model===null)
			throw new CHttpException(404,'The requested page does not exist.');
			return $model;
		}

		/**
		 * Performs the AJAX validation.
		 * @param CModel the model to be validated
		 */
		protected function performAjaxValidation($model)
		{
			if(isset($_POST['ajax']) && $_POST['ajax']==='category-form')
			{
				echo CActiveForm::validate($model);
				Yii::app()->end();
			}
		}
	}
